ammonites
Wilkingia triangularis Zhang 1977 (clam)

Bivalvia - Cardiidia - Sanguinolitidae

Full reference: R. J. Zhang. 1977. Bivalvia. Palaeontological Atlas of South-Central China 2:471-533

Belongs to Wilkingia according to Z.J. Fang 1987

Sister taxa: Wilkingia andrewsi, Wilkingia androsovi, Wilkingia bulkurensis, Wilkingia fengchengensis, Wilkingia hainanensis, Wilkingia hubeiensis, Wilkingia inflata, Wilkingia kutorgana, Wilkingia maxvillensis, Wilkingia mediterranea, Wilkingia neglecta, Wilkingia perelegans, Wilkingia pleuromyoides, Wilkingia rothi, Wilkingia sericea, Wilkingia terminale, Wilkingia verchojanica, Wilkingia walkeri, Wilkingia wyomingensis

Type specimen: IV55283, a shell (Articulated shell). Its type locality is Meitanba, Longtan Fm, Ningxiang County, which is in a Wuchiapingian marine siliciclastic in the Longtan Formation of China.

Ecology: facultatively mobile deep infaunal suspension feeder

Average measurements (in mm): valve length 19.2